Difference Between Wood And Sheet Metal Screws

The sheet metal screws flaunt a straight shank along with a finer threading pattern other than the wooden rivets which are threaded only two thirds of the way up.

Difference between wood and sheet metal screws.

Customer login toll free 1 800 453 4642. Basic difference between metal screws and wood screws. This blog gives you all you need to know to end the confusion. They are designed to be used in conjunction with a nut or tapped hole.

Machine screws have finer threads than wood screws. While a sheet metal screw can be used to securely fasten wooden pieces a wood screw with a smooth shank portion won t create a tight joint in sheet metal and fully threaded wood screws may hold poorly. The main difference between metal and wood screws is the material that each screw is supposed to be used on. Deck screws have coarse threads corrosion resistant coatings and sharp points and they hold up well to outdoor use.

Pitch refers to the number of threads per inch. The metal rivets feature number of pitches than the wooden ones. Most deck screws are self drilling self countersinking and coated with a. Both types of screws are readily available in lengths between 1 4 inch and 3 inches adequate for just about any household fastening job.

These screws usually are short and have coarse threads that are designed to grab onto relatively thin sheet metal. As per the name deck screws secure pressure treated lumber used in decks fences and other outdoor structures. The threads on wood screws usually are coarse and deep to help them grab the wood.